// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef UI_BASE_IME_IME_INPUT_CONTEXT_HANDLER_INTERFACE_H_
#define UI_BASE_IME_IME_INPUT_CONTEXT_HANDLER_INTERFACE_H_

#include <stdint.h>

#include "ui/base/ime/composition_text.h"
#include "ui/base/ime/ui_base_ime_export.h"
#include <string>

namespace ui {

class UI_BASE_IME_EXPORT IMEInputContextHandlerInterface {
public:
    // Called when the engine commit a text.
    virtual void CommitText(const std::string& text) = 0;

    // Called when the engine updates composition text.
    virtual void UpdateCompositionText(const CompositionText& text,
        uint32_t cursor_pos,
        bool visible)
        = 0;

    // Called when the engine request deleting surrounding string.
    virtual void DeleteSurroundingText(int32_t offset, uint32_t length) = 0;
};

} // namespace ui

#endif // UI_BASE_IME_IME_INPUT_CONTEXT_HANDLER_INTERFACE_H_
